Re: Performance differences with IRQ_ALL_CPUS

2009-04-21 Thread Kumar Gala
On Apr 21, 2009, at 5:01 PM, Subodh Nijsure wrote: From: Kumar Gala Sent: Tuesday, April 21, 2009 1:02 PM On Apr 21, 2009, at 10:56 AM, Subodh Nijsure wrote: Hi, I have board with MPC8572E (dual core PPC). I have one board running kernel with IRQ_ALL_CPUS set to Y and another with

RE: Performance differences with IRQ_ALL_CPUS

2009-04-21 Thread Subodh Nijsure
> From: Kumar Gala > Sent: Tuesday, April 21, 2009 1:02 PM > > > On Apr 21, 2009, at 10:56 AM, Subodh Nijsure wrote: > > > Hi, > > > > > > I have board with MPC8572E (dual core PPC). I have one > board running > > kernel > > with IRQ_ALL_CPUS set to Y and another with that option > turne

Re: Performance differences with IRQ_ALL_CPUS

2009-04-21 Thread Kumar Gala
On Apr 21, 2009, at 10:56 AM, Subodh Nijsure wrote: Hi, I have board with MPC8572E (dual core PPC). I have one board running kernel with IRQ_ALL_CPUS set to Y and another with that option turned off. Kernel version #2.6.26 With IRQ_ALL_CPUS turned off ( Here interrupts all go to CPU0